From Timesonline.co.uk: Glencore, the Swiss commodities trader, is sounding out potential partners as it prepares to buy back the $2.5 billion Prodeco coalmine owned by Xstrata. The Swiss trading group is understood to be discussing a possible deal with Vale, the Brazilian miner, and GIC, the Singaporean sovereign wealth fund.
It is also believed to have held talks with First Reserve, a US-based investment fund, and Alpha Natural Resources, an American coal producer.......................Full Article: Source